CN211599635U

CN211599635U - Device for treating water seal of gas pipeline

Info

Publication number: CN211599635U
Application number: CN201922408145.6U
Authority: CN
Inventors: 于范易
Original assignee: Qingdao Iwei Gas Co ltd
Current assignee: Qingdao Iwei Gas Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-29
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a handle device of gas pipeline water seal, including first water tank, first water tank is inside to be separated for first hydroecium and the second hydroecium that is located first hydroecium one side by the baffle, and first hydroecium and second hydroecium one side inner wall all are connected with the inlet tube, first hydroecium inner wall slides and pegs graft and has first piston plate, and first piston plate top outer wall welding has first electronic hydraulic stem, second hydroecium inner wall slides and pegs graft and has the second piston plate, and second piston plate top outer wall welding has the electronic hydraulic stem of second. The utility model discloses adopted the mode of intaking in grades when handling the gas pipeline water seal, can effectively avoid taking place because of the too big condition that leads to the puncture of the inside atmospheric pressure of gas pipeline, greatly improved the security of equipment, and first water tank is inside to be equipped with two hydroeciums, through the valve of control bottom three-way pipe for can supply water to the second water tank in succession, accelerated the water seal speed, improved work efficiency.

Description

Device for treating water seal of gas pipeline

Technical Field

The utility model relates to a technical field is carried in the gas, especially relates to a handle device of gas pipeline water seal.

Background

A large amount of blast furnace gas is generated in the smelting process of a blast furnace, after dust removal and purification and residual pressure power generation, the clean blast furnace gas flows into a gas main pipe and a hot blast furnace system along pipelines, and when the blast furnace is overhauled, a U-shaped pipe is usually adopted between a blast furnace gas treatment system and the main pipe gas system for water sealing, so that the two parts can be quickly and effectively separated for overhauling. However, the water sealing technology has the defects that the diameter of the blast furnace gas pipeline is large, a common water supply pipeline is adopted to fill water into the U-shaped gas pipe, the water filling time is long, when water is filled into the gas pipeline, the pressure inside the gas pipeline is large, the water sealing is easy to be punctured by the blast furnace gas, the overflowing gas is directly discharged to the peripheral air, the peripheral air pollution is caused, and the health of peripheral residents is easily threatened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a device for processing the water seal of a gas pipeline.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a device for processing water seal of a gas pipeline comprises a first water tank, wherein the interior of the first water tank is divided into a first water chamber and a second water chamber positioned on one side of the first water chamber by a partition plate, water inlet pipes are connected with the inner walls on one sides of the first water chamber and the second water chamber, a first piston plate is inserted and connected with the inner wall of the first water chamber in a sliding manner, a first electric hydraulic rod is welded on the outer wall of the top of the first piston plate, a second piston plate is inserted and connected with the inner wall of the second water chamber in a sliding manner, a second electric hydraulic rod is welded on the outer wall of the top of the second piston plate, a three-way pipe is connected with the inner walls at the bottoms of the first water chamber and the second water chamber, a second water tank is connected with the three-way pipe, a top cover is screwed on the inner wall on the top of the second water tank, an overflow pipe is welded on the inner wall on one side of the second, and a water discharge control valve is arranged in the middle of the water discharge pipe, and the fuel gas U-shaped pipe is connected with a fuel gas pipeline.

Preferably, a sealing gasket is bonded on the outer wall of the first piston plate, and the first piston plate is matched with the inner wall of the first water chamber.

Preferably, the first electro-hydraulic rod and the second electro-hydraulic rod are both connected with a switch, and the switch is connected with an external power supply.

Preferably, a valve is arranged at the pipe orifice of the overflow pipe, and valves are arranged at the joints of the three-way pipe and the first water tank.

Preferably, the mouth of the drain pipe is positioned on the inner wall of the middle part of the gas collecting cylinder, and cold water is arranged inside the drain pipe.

Preferably, the three-way pipe is of a Y-shaped structure.

The utility model has the advantages that:

1. the device of processing gas pipeline water seal of this design has adopted the mode of intaking in grades when handling gas pipeline water seal, can effectively avoid taking place because of the too big condition that leads to the puncture of the inside atmospheric pressure of gas pipeline, has greatly improved the security of equipment, and first water tank is inside to be equipped with two hydroeciums, through the valve of control bottom three-way pipe for can supply water to the second water tank in succession, accelerate the water seal speed, improve work efficiency.

2. The device of the processing gas pipeline water seal of this design, when carrying out the water seal and handling, consider because gas pipeline internal pressure is too big, it spills over to have the gas when carrying out the water seal, in order to avoid the gas to spill over the polluted air, the gas collecting cylinder of special gas collection is equipped with in second water tank inside, can save inside the gas collecting cylinder when the gas spills over, and cold water still can flow into the drain pipe inside because of extruded effect, can not influence follow-up water seal, after the water seal finishes, open the top cap at second water tank top, can handle the gas of collecting, avoid causing the atmosphere pollution.

Drawings

FIG. 1 is a sectional view of the overall structure of a device for treating water seal of a gas pipeline according to the present invention;

fig. 2 is a schematic structural view of a first water tank of the device for treating water seal of a gas pipeline provided by the present invention.

In the figure: the gas-water mixing device comprises a first water tank 1, a first water chamber 2, a second water chamber 3, a water inlet pipe 4, a first piston plate 5, a first electric hydraulic rod 6, a second piston plate 7, a second electric hydraulic rod 8, a three-way pipe 9, a second water tank 10, a top cover 11, an overflow pipe 12, a gas collecting cylinder 13, a water discharge pipe 14, a gas U-shaped pipe 15, a water discharge control valve 16 and a gas pipeline 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a device for processing water seal of a gas pipeline comprises a first water tank 1, the interior of the first water tank 1 is divided into a first water chamber 2 and a second water chamber 3 positioned at one side of the first water chamber 2 by a partition plate, the inner walls of one sides of the first water chamber 2 and the second water chamber 3 are both connected with a water inlet pipe 4, the inner wall of the first water chamber 2 is slidably inserted with a first piston plate 5, the outer wall of the first piston plate 5 is bonded with a sealing gasket, the first piston plate 5 is matched with the inner wall of the first water chamber 2, the outer wall of the top of the first piston plate 5 is welded with a first electric hydraulic rod 6, the inner wall of the second water chamber 3 is slidably inserted with a second piston plate 7, the outer wall of the top of the second piston plate 7 is welded with a second electric hydraulic rod 8, the first electric hydraulic rod 6 and the second electric hydraulic rod 8 are both connected with a switch, the switch is connected with an external power supply, the inner, the three-way pipe 9 is Y type structure, and the three-way pipe 9 is connected with second water tank 10, second water tank 10 top inner wall spiro union has top cap 11, and the welding of second water tank 10 one side inner wall has

overflow pipe

12, 12 mouth of pipe departments of overflow pipe are equipped with the valve, and three-way pipe 9 all is equipped with the valve with first water tank 1 junction, second water tank 10 is inside to be fixed with gas collecting cylinder 13, and gas collecting cylinder 13 is inside to be pegged graft there is drain pipe 14, the 14 mouths of drain pipe are located gas collecting cylinder 13 middle part inner wall, and the inside cold water that is equipped with of drain pipe 14, the one end that second water tank 10 was kept away from to drain pipe 14 is connected with gas U type pipe 15, and drain pipe 14 middle part.

The working principle is as follows: when the device for treating the water seal of the gas pipeline is used, firstly, the air in the first water tank 1 is discharged and then cold water is injected into the first water tank 1, then a valve at the bottom of the three-way pipe 9 is opened, the first electric hydraulic rod 6 is started to press the cold water in the first water chamber 2 into the second water tank 10, then the cold water is pressed into the water discharge pipe 14, at the moment, the water discharge control valve 16 is opened, the cold water can flow into the gas U-shaped pipe 15, the gas in the gas pipeline 17 can overflow and be collected in the gas collecting cylinder 13, after the water seal treatment is finished, the water discharge control valve 16 is closed, the top cover 11 at the top of the second water tank 10 is opened, and the gas in the gas collecting cylinder 13 is. The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A device for processing water seal of a gas pipeline comprises a first water tank (1) and is characterized in that the interior of the first water tank (1) is divided into a first water chamber (2) and a second water chamber (3) positioned on one side of the first water chamber (2) by a partition plate, the inner walls of one sides of the first water chamber (2) and the second water chamber (3) are respectively connected with a water inlet pipe (4), the inner wall of the first water chamber (2) is slidably inserted with a first piston plate (5), the outer wall of the top of the first piston plate (5) is welded with a first electric hydraulic rod (6), the inner wall of the second water chamber (3) is slidably inserted with a second piston plate (7), the outer wall of the top of the second piston plate (7) is welded with a second electric hydraulic rod (8), the inner walls of the bottoms of the first water chamber (2) and the second water chamber (3) are respectively connected with a three-way pipe (9), and the three-way pipe (, second water tank (10) top inner wall spiro union has top cap (11), and the inner wall welding of second water tank (10) one side has overflow pipe (12), second water tank (10) inside is fixed with gas cylinder (13), and inside grafting of gas cylinder (13) has drain pipe (14), the one end that second water tank (10) were kept away from in drain pipe (14) is connected with gas U type pipe (15), and drain pipe (14) middle part is equipped with drain control valve (16), gas U type pipe (15) are connected with gas pipeline (17).

2. The device for treating the water seal of the gas pipeline according to claim 1, wherein the outer wall of the first piston plate (5) is bonded with a sealing gasket, and the first piston plate (5) is matched with the inner wall of the first water chamber (2).

3. The device for treating the water seal of the gas pipeline according to claim 1, wherein the first electro-hydraulic rod (6) and the second electro-hydraulic rod (8) are both connected with a switch, and the switch is connected with an external power supply.

4. The device for treating the water seal of the gas pipeline according to claim 1, wherein a valve is arranged at the pipe opening of the overflow pipe (12), and valves are arranged at the joints of the three-way pipe (9) and the first water tank (1).

5. The device for treating the water seal of the gas pipeline as recited in claim 1, wherein the mouth of the water discharge pipe (14) is located at the inner wall of the middle part of the gas collecting cylinder (13), and cold water is arranged inside the water discharge pipe (14).

6. The device for treating gas pipeline water seal according to claim 1, wherein the tee pipe (9) is of Y-shaped structure.